Chevrolet Sonic Repair Manual: Transmission Disassemble (Gen 2)
Special Tools
- 3-9506289 Universal Adapter
- R-0007758 Holding Fixture
- S-9407198 Differential Bearing Race Wrench
For equivalent regional tools, refer to Special Tools.
- Attach R-0007758 holding fixture (2) to the transmission.
- Attach R-0007758 holding fixture (2) with transmission to the 3-9506289 Universal Adapter (1).
- Remove the clutch release bearing (1).
- Remove the clutch fork shaft retaining bolt (2).
- Remove the clutch fork shaft (1).
- Remove the transmission control lever housing bolts (1).
- Remove the control lever housing (2) and gasket (3).
- Remove the transmission cover bolts (3).
- Remove the transmission cover (2) and gasket (1).
- Remove the back up lamp switch (1).
- Remove the transmission case bolts (3).
- Remove the transmission case (2) and gasket (1).
- Remove the case magnet (4), may stay with case.
- Remove the reverse gear shaft snap ring (6) if equipped.
- Remove the reverse idler gear washer (5), may stay on the reverse idler gear shaft.
- Mark the differential bearing adjuster and case (1) before removal.
- Remove the differential bearing adjuster lock bolt (1).
- Remove the differential bearing adjuster lock (2).
- Using S-9407198 differential bearing race wrench remove the front differential bearing adjuster (1).
- Remove the front differential bearing retainer O-ring seal (2).
- Remove the front differential carrier cover bolts (1).
- Remove the differential carrier cover (2) and gasket (3).
- Remove the front differential carrier (1).
Note:
The reverse gear shaft snap ring (6) MUST be installed even if not originally equipped to prevent shifting issues caused by incorrect assembly or parts not in position.
Transmission Disassemble (Gen 1)
Special Tools
3-9506289 Universal Adapter
R-0007758 Holding Fixture
S-9407198 Differential Bearing Race Wrench
For equivalent regional tools, refer to Special Tools.
Attach R-0 ...
Transmission General Description
The Hydra-matic 6T30/40/45/50 is a fully automatic, 6-speed, front-wheel drive,
electronic-controlled transmission. It consists primarily of a 4-element torque
converter, a compound planetary gear ...
Other materials:
Certification Label
Label Example
A vehicle-specific Certification label is attached to the vehicle's center pillar
(B-pillar). The label tells the gross weight capacity of the vehicle, called the
Gross Vehicle Weight Rating (GVWR). The GVWR includes the weight of the vehicle,
all occupants, fuel, and carg ...
Brake Caliper Inspection
Warning: Refer to Brake Dust Warning.
Inspect the brake caliper housing (1) for cracks, excess wear, and/or damage.
If any of these conditions are present, the brake caliper requires replacement.
Inspect the caliper piston dust boot seal (2) for cracks, tears, ...
Fuel and Evaporative Emission Pipe Warning
Warning: In order to reduce the risk of fire and personal injury observe
the following items:
Replace all nylon fuel pipes that are nicked, scratched or damaged during
installation, do not attempt to repair the sections of the nylon fuel pipes
Do not hammer directly on the fu ...
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